Solve.Amy can clean the house in 7 hours. When she works together with Tom, the job takes 5 hours. How long would it take Tom, working by himself, to clean the house?
A. 2 hr
B. 18 hr
C. 18
hr
D. 17
hr
Answer: D
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Solve.A rocket is stopped 13 feet from a satellite when it begins accelerating away from the satellite at a constant rate of 8 feet per second per second. The distance between the rocket and the satellite is given by the polynomial 4t2 + 13. Find the distance between the rocket and the satellite 11 seconds after the rocket started moving.
A. 57 feet B. 484 feet C. 134 feet D. 497 feet
Rewrite as a terminating decimal.
A. 0.00032 B. 0.2176 C. 0.02176 D. 0.1088
Solve the problem.The image of a figure under the translation that takes P to P' is shown. Find the original figure. Note again, the given figure is the image after translation.
A. 
B. 
C. 
D. 
Approximate with a scientific calculator. If necessary, round to four decimal places.antilog (3.1687)
A. 1.1533 B. 0.5009 C. 1474.6875 D. 23.7766